Map of Javascript on one sheet and one for algorithms and also one for HTML and CSS and DOM interaction.
Timesheet.js is a javascript library for simple HTML5 & CSS3 time sheets.
You can visualize your data and events with sexy HTML5 and CSS3 with few lines JavaScript.
jQuery.sheet is an easy to use easy to integrate JavaScript & php excel like spreadsheet plugin for the web browser. It provides the same layer of business intelligence found in a standard desktop spreadsheet, but on your browser.
jQuery.sheet manages the sheet creation, viewing, and editing processes using simple html tables and html5 components to provide stabilizability even in older web browsers. jQuery.sheet can even be used like a datagrid, without formulas.